System Operation
Schematic 1- Single Coil Speed Sensor with ECM Driving Speedometer (Recommended)
Schematic 2- Single Coil Sensor for ECM, Second Single Coil Sensor for Speedometer
Schematic 3- Dual Coil Vehicle Speed Sensor
Schematic 4- Electronic Control Providing Vehicle Speed to Engine ECM
Schematic 5- GM Vehicle Speed Connection Diagram
ECM Pin Locations
Diagnostic Codes
Functional Test
